Analysis of information sources in references of the Wikipedia article "Iran Raya" in Indonesian language version.
The 'historical lands of Iran' – 'Greater Iran' – were always known in the Persian language as Irānshahr or Irānzamīn. Both terms refer to the Iranian plateau in addition to the Persianate world at large, those regions that had been historically under significant Persian cultural influence, roughly corresponding to the territories ruled over by the ancient Parthians and Sasanids – i.e., in addition to 'Iran proper', also the Caucasus, Mesopotamia (Iraq), Central Asia, and large parts of what is now Pakistan and Afghanistan and conforming to the Persian 'historical understanding' of the 'full territorial extent' of Iran. The capital of this entity was, at times, situated in what is now Iraq.